AIPMT PRELIMS2000Physics-Current Electricity
AIPMT PRELIMS 2000 Physics Potentiometer MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The potentiometer is best for measuring voltage, as:
A
It has a sensitive galvanometer
B
It has wire of high resistance
C
It measures p.d. like in closed circuit
D
It measures p.d. like in open circuit
Correct Answer
Option D
Detailed Explanation
A potentiometer measures the potential difference in an open circuit, which avoids drawing current from the circuit and provides an accurate measurement.
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